Question

which of the following animals do not have closed circulation
a)earth worm
b)rabbit
c)butterfly
d)shark ​

Answer 1

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Butterfly .

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Answer 2

Answer:

The correct answer is (C) Butterflies do not have a closed circulatory system. It has an open circulatory system. All the insects have an open Circulatory system lacking veins and arteries.

Sharks, earthworms, rabbits all have closed circulatory systems for the transport of blood from one part of the body to other.

Explanation:

1. Shark a sea organisms have a simpler circulatory system but it is of closed type.
2. The earthworm an annelida also have a closed circulatory system. The blood circulates through the vessels in the whole body.
3. In rabbit we see double circulation closed circulatory system. Double Circulation refers to the circulation of blood when it passes twice through the heart.